<template>
  <div class="playlist-container">
    <div class="top-wrap">
      <div class="img-wrap">
        <!-- 封面 -->
        <img :src="playlist.coverImgUrl"
             alt="" />
      </div>
      <div class="info-wrap">
        <!-- 名字 -->
        <p class="title">{{playlist.name}}</p>
        <div class="author-wrap">
          <!-- 头像 -->
          <img class="avatar"
               :src="playlist.creator.avatarUrl"
               alt="" />
          <span class="name">{{playlist.creator.nickname}}</span>
          <span class="time">{{playlist.createTime}} 创建</span>
        </div>
        <div class="play-wrap">
          <span class="iconfont icon-circle-play el-icon-video-play"></span>
          <span class="text">播放全部</span>
        </div>
        <div class="tag-wrap">
          <span class="title">标签:</span>
          <!-- 分类 -->
          <ul>
            <li v-for="(item,i) in playlist.tags"
                :key="i">{{item}}</li>
          </ul>
        </div>
        <div class="desc-wrap">
          <span class="title">简介:</span>
          <span class="desc">{{playlist.description}}</span>
        </div>
      </div>
    </div>
    <el-tabs v-model="activeIndex">
      <el-tab-pane label="歌曲列表"
                   name="1">
        <table class="el-table playlit-table">
          <thead>
            <th></th>
            <th></th>
            <th>音乐标题</th>
            <th>歌手</th>
            <th>专辑</th>
            <th>时长</th>
          </thead>
          <tbody>
            <tr class="el-table__row"
                v-for="(item,i) in songlist"
                :key="i">
              <td>{{i+1}}</td>
              <td>
                <div class="img-wrap">
                  <img :src="item.al.picUrl"
                       alt="" />
                  <span class="iconfont icon-play el-icon-caret-right"
                        @click="playsong(item.id)"></span>
                </div>
              </td>
              <td>
                <div class="song-wrap">
                  <div class="name-wrap">
                    <span>{{item.name}}</span>
                    <span v-if="item.mv!=0"
                          class="iconfont icon-mv el-icon-video-camera"></span>
                  </div>
                  <span>{{item.al.name}}</span>
                </div>
              </td>
              <td>{{item.ar[0].name}}</td>
              <td>{{item.al.name}}</td>
              <td>{{item.dt}}</td>
            </tr>
          </tbody>
        </table>
      </el-tab-pane>
      <el-tab-pane label="评论(...)"
                   name="2">
        <!-- 精彩评论 -->
        <div class="comment-wrap">
          <p class="title">精彩评论<span class="number">({{hotCount}})</span></p>
          <div class="comments-wrap">
            <div class="item"
                 v-for="(item,i) in hotComment"
                 :key="i">
              <div class="icon-wrap">
                <img :src="item.user.avatarUrl"
                     alt="" />
              </div>
              <div class="content-wrap">
                <div class="content">
                  <span class="name">{{item.user.nickname}} :</span>
                  <span class="comment">{{item.content}}</span>
                </div>
                <!-- 评论的回复 -->
                <div class="re-content"
                     v-if="item.beReplied.length !=0">
                  <span class="name">{{item.beReplied[0].user.nickname}} :</span>
                  <span class="comment">{{item.beReplied[0].content}}</span>
                </div>
                <div class="date">2020-02-12 17:26:11</div>
              </div>
            </div>
          </div>
        </div>
        <!-- 最新评论 -->
        <div class="comment-wrap">
          <p class="title">最新评论<span class="number">({{total}})</span></p>
          <div class="comments-wrap">
            <div class="item"
                 v-for="(item,i) in comments"
                 :key="i">
              <div class="icon-wrap">
                <img :src="item.user.avatarUrl"
                     alt="" />
              </div>
              <div class="content-wrap">
                <div class="content">
                  <span class="name">{{item.user.nickname}}：</span>
                  <span class="comment">{{item.content}}</span>
                </div>
                <div class="re-content"
                     v-if="item.beReplied.length != 0">
                  <span class="name">{{item.beReplied[0].user.nickname}}：</span>
                  <span class="comment">{{item.beReplied[0].content}}</span>
                </div>
                <div class="date">2020-02-12 17:26:11</div>
              </div>
            </div>
          </div>
        </div>
        <!-- 分页器 -->
        <el-pagination @current-change="handleCurrentChange"
                       background
                       layout="prev, pager, next"
                       :total="total"
                       :current-page="page"
                       :page-size="5">
        </el-pagination>
      </el-tab-pane>
    </el-tabs>
  </div>
</template>

<script>
import axios from 'axios'
export default {
  name: 'playlist',
  data () {
    return {
      activeIndex: '1',
      // 总条数
      total: 0,
      // 页码
      page: 1,
      // 歌单详情页
      playlist: {},
      // 歌曲列表
      songlist: [],
      // 评论
      hotComment: [],
      // 热门评论的个数
      hotCount: 0,
      // 普通评论
      comments: []
    };
  },
  created () {
    // 获取歌单的详情
    axios({
      url: 'https://autumnfish.cn/playlist/detail',
      methods: 'get',
      params: {
        id: this.$route.query.q
      }
    }).then(res => {
      // console.log(res);
      this.playlist = res.data.playlist
      this.songlist = res.data.playlist.tracks
      // 计算歌曲的时间
      for (var i = 0; i < this.songlist.length; i++) {
        let min = parseInt(this.songlist[i].dt / 1000 / 60)
        let sec = parseInt(this.songlist[i].dt / 1000 % 60)
        min = min < 10 ? '0' + min : min
        sec = sec < 10 ? '0' + sec : sec
        this.songlist[i].dt = min + ':' + sec
      }
    })

    // 获取热门评论的详情
    axios({
      url: 'https://autumnfish.cn/comment/hot',
      methods: 'get',
      params: {
        id: this.$route.query.q,
        type: 2
      }
    }).then(res => {
      // console.log(res)
      this.hotComment = res.data.hotComments
      // 热门评论的个数
      this.hotCount = res.data.total
    })

    // 获取最新评论的详情
    axios({
      url: 'https://autumnfish.cn/comment/playlist',
      methods: 'get',
      params: {
        id: this.$route.query.q,
        limit: 10,
        offset: 0
      }
    }).then(res => {
      console.log(res)
      // 总个数
      this.total = res.data.total
      // 评论数据
      this.comments = res.data.comments
    })
  },
  methods: {
    // 点击播放歌曲
    playsong (id) {
      //在子组件中拿到父组件的音乐路径
      // console.log(this.$parent.musicUrl);
      // console.log(id);
      axios({
        url: 'https://autumnfish.cn/song/url',
        methods: 'get',
        params: {
          id
        }
      }).then(res => {
        console.log(res);
        let url = res.data.data[0].url
        this.$parent.musicUrl = url
      })
    },
    handleCurrentChange (val) {
      // 保存页码
      this.page = val
      // 重新获取数据
      // 获取最新评论的详情
      axios({
        url: 'https://autumnfish.cn/comment/playlist',
        methods: 'get',
        params: {
          id: this.$route.query.q,
          limit: 10,
          // 根据页码计算
          offset: (this.page - 1) * 10
        }
      }).then(res => {
        // console.log(res)
        // 总个数
        this.total = res.data.total
        // 评论数据
        this.comments = res.data.comments
      })
      // console.log(`当前页: ${val}`);
    }
  }
};
</script>

<style >
</style>
